21436854879

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1\times {\mathrm{25679}}^1$

素因数の和:26351

約数の個数: 32

約数和(自身を含む): 31994403840

約数和(自身を除く): 10557548961

約数列:

[1, 3, 11, 33, 41, 123, 451, 617, 1353, 1851, 6787, 20361, 25297, 25679, 75891, 77037, 278267, 282469, 834801, 847407, 1052839, 3158517, 11581229, 15843943, 34743687, 47531829, 174283373, 522850119, 649601663, 1948804989, 7145618293, 21436854879]

約数ペア:

[(1, 21436854879), (3, 7145618293), (11, 1948804989), (33, 649601663), (41, 522850119), (123, 174283373), (451, 47531829), (617, 34743687), (1353, 15843943), (1851, 11581229), (6787, 3158517), (20361, 1052839), (25297, 847407), (25679, 834801), (75891, 282469), (77037, 278267)]